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頁次：9/18
每頁50條記錄，
本頁顯示401
到450，
共897
分頁：
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#跟帖# Dear friend,I'm not in home or college,if you can read English
[腦筋急轉] - jinjing(187 bytes )
2011-02-05
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#跟帖# P(-A)=1-p,P(-B)=1-p,P((-A))*(-B))=(1-p)(1-p)=P(-A)*P(-B),so,(-A)
[腦筋急轉] - jinjing(25 bytes )
2011-02-04
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#跟帖# 別放棄,我不會逗您玩,您自信很好,
[腦筋急轉] - jinjing(60 bytes )
2011-02-04
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#跟帖# 定義:P(X*Y)=P(X)*P(Y)
[腦筋急轉] - jinjing(22 bytes )
2011-02-04
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#跟帖# 如果盒子沒先後,問題就不一樣了.
[腦筋急轉] - jinjing(0 bytes )
2011-02-04
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#跟帖# 我說的是A看不到，B看不到，它們是獨立事件,您不懂定義.很難談.................................
[腦筋急轉] - jinjing(0 bytes )
2011-02-04
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#跟帖# 如果您不知道概率樹,那難理解.各時段看不到流星的事件是獨立事件.................................
[腦筋急轉] - jinjing(0 bytes )
2011-02-04
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#跟帖# 一個反例,可能有用.
[腦筋急轉] - jinjing(116 bytes )
2011-02-04
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#跟帖# 謝提問,請注意您說轉盤轉得太快,就是想擺脫隨機過程,以求同時,但不是同時............................
[腦筋急轉] - jinjing(115 bytes )
2011-02-04
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#跟帖# A,B,C,D,Eand F are 互斥事件.
[腦筋急轉] - jinjing(41 bytes )
2011-02-03
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#跟帖# 回複：不給盒子標號了，塗成紅綠黃藍黑白六色，哪一個有32%的概率得到球？
[腦筋急轉] - jinjing(113 bytes )
2011-02-03
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有N顆流星在一個小時內看到流星概率為0.9,問第一個10分鍾看到的概率,設每時刻看到的概率相同.
[腦筋急轉] - jinjing(224 bytes )
2011-02-03
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#跟帖# 如過有很多星,布的算法結過一樣,但不如一個清處.他其實用集合的加法.
[腦筋急轉] - jinjing(0 bytes )
2011-02-03
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#跟帖# one comet is not a shooting star.
[腦筋急轉] - jinjing(86 bytes )
2011-02-03
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#跟帖# Thanks,Xephisiss-231only one star,...I guess,the oringinal quest
[腦筋急轉] - jinjing(226 bytes )
2011-02-03
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#跟帖# 是的,因為第二盒子,隻有1-.32=.68的機會投,.68*.32=.22=22%.
[腦筋急轉] - jinjing(149 bytes )
2011-02-03
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#跟帖# 最優解是從反麵開始.
[腦筋急轉] - jinjing(274 bytes )
2011-02-03
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#跟帖# 謝謝,新春好.
[腦筋急轉] - jinjing(0 bytes )
2011-02-02
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#跟帖# 謝提問,如過您有獨立事件,條件概率的概念,我們再細談,先看例子.
[腦筋急轉] - jinjing(231 bytes )
2011-02-02
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關於SHOOTING ＳＴＡＲ QUESTION.
[腦筋急轉] - jinjing(553 bytes )
2011-02-01
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#跟帖# the answer=(1+3^.5)/2
[腦筋急轉] - jinjing(0 bytes )
2011-01-22
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#跟帖# I think you are too careless and put 2 instead of 1/2....the ans
[腦筋急轉] - jinjing(0 bytes )
2011-01-22
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#跟帖# It does not have a limit or +00.
[腦筋急轉] - jinjing(147 bytes )
2011-01-22
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#跟帖# Thanks,you are right. A old want to say....why the big one is no
[腦筋急轉] - jinjing(302 bytes )
2011-01-21
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#跟帖# 您祘回了,但您不對,是加號.
[腦筋急轉] - jinjing(0 bytes )
2011-01-18
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#跟帖# My friend,you'r great,a>e^(1/e) An is divergent. Why?Because...
[腦筋急轉] - jinjing(127 bytes )
2011-01-18
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#跟帖# 您對.
[腦筋急轉] - jinjing(0 bytes )
2011-01-18
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#跟帖# 好,您可能筆誤,是r^2 不是v^2.
[腦筋急轉] - jinjing(0 bytes )
2011-01-18
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#跟帖# When I can't your thanks, I check my answer again,my god......
[腦筋急轉] - jinjing(846 bytes )
2011-01-18
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#跟帖# 如不產生共震,慢較安全.特別下彎路麵,除了車動能,還有
[腦筋急轉] - jinjing(24 bytes )
2011-01-18
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#跟帖# Thanks,but you are...,Newton was not clear,...100 more years Cau
[腦筋急轉] - jinjing(287 bytes )
2011-01-17
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#跟帖# 回複：回複：Yes,you're right.
[腦筋急轉] - jinjing(205 bytes )
2011-01-16
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#跟帖# Hi,If you try a
[腦筋急轉] - jinjing(130 bytes )
2011-01-16
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#跟帖# Yes,you're right.
[腦筋急轉] - jinjing(316 bytes )
2011-01-16
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#跟帖# I'm very glad for your paper,but I'm right & you are ...
[腦筋急轉] - jinjing(527 bytes )
2011-01-16
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#跟帖# 謝謝雜家小寧波.
[腦筋急轉] - jinjing(114 bytes )
2011-01-13
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#跟帖# 您到哪,哪熱鬧,歡迎常來,回壇胡塗人太多.謝謝黃泥螺和鰻魚幹.
[腦筋急轉] - jinjing(0 bytes )
2011-01-09
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#跟帖# You can read "BOROTHER' 1/4 answer,but
[腦筋急轉] - jinjing(98 bytes )
2011-01-09
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#跟帖# Thanks,your Method is right for tutoring your son.I think,
[腦筋急轉] - jinjing(207 bytes )
2011-01-09
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#跟帖# ★★★★★★★★?可能理解錯,很容易,人數可以無窮.
[腦筋急轉] - jinjing(170 bytes )
2011-01-09
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#跟帖# Great, we want to a unique answer,have to say D=5 or D=4,...But
[腦筋急轉] - jinjing(117 bytes )
2011-01-07
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#跟帖# You are right, I lost o =2, So,this Q is perfect. Don't be revi
[腦筋急轉] - jinjing(40 bytes )
2011-01-07
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#跟帖# Changing S to U is better.
[腦筋急轉] - jinjing(0 bytes )
2011-01-07
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#跟帖# 回複：新年考試題，做對的吃寧波湯團.
[腦筋急轉] - jinjing(176 bytes )
2011-01-07
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#跟帖# 謝謝,您不走,我奉陪.
[腦筋急轉] - jinjing(124 bytes )
2011-01-05
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The Twins of ...(1+Sq2)^501...
[腦筋急轉] - jinjing(336 bytes )
2011-01-04
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#跟帖# 謝謝,您寫得很好,有條理.
[腦筋急轉] - jinjing(55 bytes )
2011-01-04
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#跟帖# 正解,JJ解,圈太小.
[腦筋急轉] - jinjing(0 bytes )
2011-01-03
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#跟帖# 007,皆兄弟,...快回來...
[腦筋急轉] - jinjing(264 bytes )
2011-01-03
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#跟帖# 糖水的表麵張力最大,水邊緣"爬"得高的是糖水.
[腦筋急轉] - jinjing(24 bytes )
2010-12-20
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頁次：9/18
每頁50條記錄，
本頁顯示401
到450，
共897
分頁：
[<<]
[上一頁]
[6]
[7]
[8]
[9]
[10]
[下一頁]
[>>]
[首頁]
[尾頁]
|
| 備份檔案：
當前
| 2023
| 2022
| 2021
| 2020
| 2019
| 2018
| 2017
| 2016
| 2015
| 2014
| 2013
| 2012
| 2011
| 2010
| 2009
| 2008
| 2007
| 2006
| 2005
| 2004
| 2003
|